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Learn how these investigators' projects aim to break new ground in biomedical, behavioral, and clinical cancer research.

Oral health is important for people of all ages. But the simple routine you learned as a kid—brush your teeth twice a day and floss regularly—can become more of a challenge as you get older. Among adults ages 75 and up, about 1 in 4 has lost all natural teeth, largely because of gum disease and tooth decay.

People with addiction lose control over their actions. They crave and seek out drugs, alcohol, or other substances no matter what the cost—even at the risk of damaging friendships, hurting family, or losing jobs. What is it about addiction that makes people behave in such destructive ways? And why is it so hard to quit?

NIH respects copyright and has put procedures in place that help it to avoid infringing the rights of third parties, and alerts members of the public who may wish to use the material of any limitations on such use. This is to ensure that the public can easily distinguish between materials that are free to use without limitation and those limited to a fair use, the agency has developed guidance for accomplishing both improving openness and ensuring protections.